1.4 生活中的优化问题举例
重点练
一、单选题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/105f173dc33508bb97af49f8f924c568.png)
A.14件 | B.16件 | C.24件 | D.32件 |
【知识点】 分式型函数模型的应用 利润最大问题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d40e3e0894dee6e35dd2f7309cb43b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
A.8万斤 | B.6万斤 | C.3万斤 | D.5万斤 |
【知识点】 利润最大问题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 面积、体积最大问题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ffb70883828ee231b42167ca909d4f96.png)
A.![]() | B.![]() | C.![]() | D.![]() |
【知识点】 面积、体积最大问题 锥体体积的有关计算 多面体与球体内切外接问题
二、填空题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22f58f972afae04bbc4549a79efa23aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4d61706f080a8d7eff7f5ab666e3fc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bbc15502f7187e333d425065b0d7ad6f.png)
【知识点】 利润最大问题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8860d9787671b53b1ab68b3d526f5ca.png)
【知识点】 面积、体积最大问题
三、解答题
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dce9d39dc87091db9bdcc05b8fb1a10a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b06e95b57b7a81cd81d05557a11fa92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b7e23a9ba2afbade89c752c3d94a551.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b06e95b57b7a81cd81d05557a11fa92.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/627b3ea92d78db16b3a99b3dd909a3b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
(1)写出年利润
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/826308511448f7b791edf4199c690768.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)当年产量约为多少万件时,该同学的这一产品所获年利润最大?最大年利润是多少?(取
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f6b7276814fc0c16fff99195475e009.png)
【知识点】 利润最大问题